Fix Postgres volume mount path

Author: TomFern

docker-compose.ci.yml

@@ -10,7 +10,7 @@ services:
     ports: 
       - '5432:5432'
     volumes:
-      - addressbook-db:/var/lib/postgresql/data
+      - addressbook-db:/var/lib/postgresql
 
   addressbook:
     image: $DOCKER_USERNAME/addressbook:$SEMAPHORE_WORKFLOW_ID
@@ -27,4 +27,3 @@ services:
 
 volumes:
   addressbook-db:
-

docker-compose.yml

@@ -8,7 +8,7 @@ services:
     ports: 
       - '5432:5432'
     volumes:
-      - addressbook-db:/var/lib/postgresql/data
+      - addressbook-db:/var/lib/postgresql
 
   addressbook:
     build:
@@ -24,4 +24,4 @@ services:
       - '3000:3000'
 
 volumes:
-  addressbook-db:
+  addressbook-db: